For Trenemene Reef :
Warning moderate gale.
The reliability of the situation is very good.
Skies changeable to very cloudy. Showers in late morning, no precipitation in the afternoon. In the evening, overcast skies.
Light showers followed by rain. W force 4 freshening force 6 in the middle of the day then SSW force 7. Gusts reaching 44 knots in the evening. Moderate sea becoming rough in the evening. Moderate, fairly long swell from WNW then low in the middle of the day. Excellent visibility.